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php获取路径函数总结

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Release： 2016-06-20 12:31:14
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![输入图片说明](https://static.oschina.net/uploads/img/201604/19160021_NkM5.png "在这里输入图片标题")```__FILE__ 和$_SERVER['SCRIPT_FILENAME']都是返回 PHP 文件的完整路径（绝对路径）与文件名，区别在于$_SERVER['SCRIPT_FILENAME'] 反映的是当前执行程序的绝对路径及文件名；__FILE__ 反映的是原始文件（被包含文件）的绝对路径及文件名```例如我把两个函数写在test/haha.php文件下，在test.php文件中导入haha.php,游览器访问test.php输出结果如下：![输入图片说明](https://static.oschina.net/uploads/img/201604/19160424_Psfo.png "在这里输入图片标题")![输入图片说明](https://static.oschina.net/uploads/img/201604/19160328_BOVe.png "在这里输入图片标题")![输入图片说明](https://static.oschina.net/uploads/img/201604/19163031_bxIC.png "在这里输入图片标题")![输入图片说明](https://static.oschina.net/uploads/img/201604/19163303_qsk0.png "在这里输入图片标题")![输入图片说明](https://static.oschina.net/uploads/img/201604/19163457_e7ZR.png "在这里输入图片标题")![输入图片说明](https://static.oschina.net/uploads/img/201604/19163850_4qdK.png "在这里输入图片标题")
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